Lines Matching full:mapping
365 static s32 uvc_ctrl_get_zoom(struct uvc_control_mapping *mapping, in uvc_ctrl_get_zoom() argument
383 static void uvc_ctrl_set_zoom(struct uvc_control_mapping *mapping, in uvc_ctrl_set_zoom() argument
390 static s32 uvc_ctrl_get_rel_speed(struct uvc_control_mapping *mapping, in uvc_ctrl_get_rel_speed() argument
393 unsigned int first = mapping->offset / 8; in uvc_ctrl_get_rel_speed()
410 static void uvc_ctrl_set_rel_speed(struct uvc_control_mapping *mapping, in uvc_ctrl_set_rel_speed() argument
413 unsigned int first = mapping->offset / 8; in uvc_ctrl_set_rel_speed()
759 /* Extract the bit string specified by mapping->offset and mapping->size
761 * a signed 32bit integer. Sign extension will be performed if the mapping
764 static s32 uvc_get_le_value(struct uvc_control_mapping *mapping, in uvc_get_le_value() argument
767 int bits = mapping->size; in uvc_get_le_value()
768 int offset = mapping->offset; in uvc_get_le_value()
789 if (mapping->data_type == UVC_CTRL_DATA_TYPE_SIGNED) in uvc_get_le_value()
790 value |= -(value & (1 << (mapping->size - 1))); in uvc_get_le_value()
795 /* Set the bit string specified by mapping->offset and mapping->size
798 static void uvc_set_le_value(struct uvc_control_mapping *mapping, in uvc_set_le_value() argument
801 int bits = mapping->size; in uvc_set_le_value()
802 int offset = mapping->offset; in uvc_set_le_value()
810 if (mapping->v4l2_type == V4L2_CTRL_TYPE_BUTTON) in uvc_set_le_value()
861 struct uvc_control_mapping **mapping, struct uvc_control **control, in __uvc_find_control() argument
879 *mapping = map; in __uvc_find_control()
883 if ((*mapping == NULL || (*mapping)->id > map->id) && in __uvc_find_control()
886 *mapping = map; in __uvc_find_control()
893 u32 v4l2_id, struct uvc_control_mapping **mapping) in uvc_find_control() argument
899 *mapping = NULL; in uvc_find_control()
906 __uvc_find_control(entity, v4l2_id, mapping, &ctrl, next); in uvc_find_control()
974 static s32 __uvc_ctrl_get_value(struct uvc_control_mapping *mapping, in __uvc_ctrl_get_value() argument
977 s32 value = mapping->get(mapping, UVC_GET_CUR, data); in __uvc_ctrl_get_value()
979 if (mapping->v4l2_type == V4L2_CTRL_TYPE_MENU) { in __uvc_ctrl_get_value()
980 const struct uvc_menu_info *menu = mapping->menu_info; in __uvc_ctrl_get_value()
983 for (i = 0; i < mapping->menu_count; ++i, ++menu) { in __uvc_ctrl_get_value()
995 struct uvc_control *ctrl, struct uvc_control_mapping *mapping, in __uvc_ctrl_get() argument
1014 *value = __uvc_ctrl_get_value(mapping, in __uvc_ctrl_get()
1022 struct uvc_control_mapping *mapping, in __uvc_query_v4l2_ctrl() argument
1031 v4l2_ctrl->id = mapping->id; in __uvc_query_v4l2_ctrl()
1032 v4l2_ctrl->type = mapping->v4l2_type; in __uvc_query_v4l2_ctrl()
1033 strscpy(v4l2_ctrl->name, mapping->name, sizeof(v4l2_ctrl->name)); in __uvc_query_v4l2_ctrl()
1041 if (mapping->master_id) in __uvc_query_v4l2_ctrl()
1042 __uvc_find_control(ctrl->entity, mapping->master_id, in __uvc_query_v4l2_ctrl()
1050 if (val != mapping->master_manual) in __uvc_query_v4l2_ctrl()
1061 v4l2_ctrl->default_value = mapping->get(mapping, UVC_GET_DEF, in __uvc_query_v4l2_ctrl()
1065 switch (mapping->v4l2_type) { in __uvc_query_v4l2_ctrl()
1068 v4l2_ctrl->maximum = mapping->menu_count - 1; in __uvc_query_v4l2_ctrl()
1071 menu = mapping->menu_info; in __uvc_query_v4l2_ctrl()
1072 for (i = 0; i < mapping->menu_count; ++i, ++menu) { in __uvc_query_v4l2_ctrl()
1098 v4l2_ctrl->minimum = mapping->get(mapping, UVC_GET_MIN, in __uvc_query_v4l2_ctrl()
1102 v4l2_ctrl->maximum = mapping->get(mapping, UVC_GET_MAX, in __uvc_query_v4l2_ctrl()
1106 v4l2_ctrl->step = mapping->get(mapping, UVC_GET_RES, in __uvc_query_v4l2_ctrl()
1116 struct uvc_control_mapping *mapping; in uvc_query_v4l2_ctrl() local
1123 ctrl = uvc_find_control(chain, v4l2_ctrl->id, &mapping); in uvc_query_v4l2_ctrl()
1129 ret = __uvc_query_v4l2_ctrl(chain, ctrl, mapping, v4l2_ctrl); in uvc_query_v4l2_ctrl()
1136 * Mapping V4L2 controls to UVC controls can be straightforward if done well.
1148 struct uvc_control_mapping *mapping; in uvc_query_v4l2_menu() local
1162 ctrl = uvc_find_control(chain, query_menu->id, &mapping); in uvc_query_v4l2_menu()
1163 if (ctrl == NULL || mapping->v4l2_type != V4L2_CTRL_TYPE_MENU) { in uvc_query_v4l2_menu()
1168 if (query_menu->index >= mapping->menu_count) { in uvc_query_v4l2_menu()
1173 menu_info = &mapping->menu_info[query_menu->index]; in uvc_query_v4l2_menu()
1175 if (mapping->data_type == UVC_CTRL_DATA_TYPE_BITMASK && in uvc_query_v4l2_menu()
1185 bitmap = mapping->get(mapping, UVC_GET_RES, in uvc_query_v4l2_menu()
1207 struct uvc_control_mapping *mapping, in uvc_ctrl_fill_event() argument
1212 __uvc_query_v4l2_ctrl(chain, ctrl, mapping, &v4l2_ctrl); in uvc_ctrl_fill_event()
1236 struct uvc_control_mapping *mapping, s32 value, u32 changes) in uvc_ctrl_send_event() argument
1242 if (list_empty(&mapping->ev_subs)) in uvc_ctrl_send_event()
1245 uvc_ctrl_fill_event(chain, &ev, ctrl, mapping, value, changes); in uvc_ctrl_send_event()
1247 list_for_each_entry(sev, &mapping->ev_subs, node) { in uvc_ctrl_send_event()
1263 struct uvc_control_mapping *mapping = NULL; in uvc_ctrl_send_slave_event() local
1268 __uvc_find_control(master->entity, slave_id, &mapping, &ctrl, 0); in uvc_ctrl_send_slave_event()
1272 if (__uvc_ctrl_get(chain, ctrl, mapping, &val) == 0) in uvc_ctrl_send_slave_event()
1275 uvc_ctrl_send_event(chain, handle, ctrl, mapping, val, changes); in uvc_ctrl_send_slave_event()
1284 struct uvc_control_mapping *mapping; in uvc_ctrl_status_event_work() local
1295 list_for_each_entry(mapping, &ctrl->info.mappings, list) { in uvc_ctrl_status_event_work()
1296 s32 value = __uvc_ctrl_get_value(mapping, w->data); in uvc_ctrl_status_event_work()
1302 for (i = 0; i < ARRAY_SIZE(mapping->slave_ids); ++i) { in uvc_ctrl_status_event_work()
1303 if (!mapping->slave_ids[i]) in uvc_ctrl_status_event_work()
1307 mapping->slave_ids[i]); in uvc_ctrl_status_event_work()
1310 uvc_ctrl_send_event(chain, handle, ctrl, mapping, value, in uvc_ctrl_status_event_work()
1361 struct uvc_control_mapping *mapping; in uvc_ctrl_send_events() local
1368 ctrl = uvc_find_control(handle->chain, xctrls[i].id, &mapping); in uvc_ctrl_send_events()
1374 for (j = 0; j < ARRAY_SIZE(mapping->slave_ids); ++j) { in uvc_ctrl_send_events()
1375 u32 slave_id = mapping->slave_ids[j]; in uvc_ctrl_send_events()
1396 if (mapping->master_id && in uvc_ctrl_send_events()
1398 mapping->master_id)) in uvc_ctrl_send_events()
1401 uvc_ctrl_send_event(handle->chain, handle, ctrl, mapping, in uvc_ctrl_send_events()
1409 struct uvc_control_mapping *mapping; in uvc_ctrl_add_event() local
1417 ctrl = uvc_find_control(handle->chain, sev->id, &mapping); in uvc_ctrl_add_event()
1423 list_add_tail(&sev->node, &mapping->ev_subs); in uvc_ctrl_add_event()
1429 if (__uvc_ctrl_get(handle->chain, ctrl, mapping, &val) == 0) in uvc_ctrl_add_event()
1432 uvc_ctrl_fill_event(handle->chain, &ev, ctrl, mapping, val, in uvc_ctrl_add_event()
1566 struct uvc_control_mapping *mapping; in uvc_ctrl_get() local
1568 ctrl = uvc_find_control(chain, xctrl->id, &mapping); in uvc_ctrl_get()
1572 return __uvc_ctrl_get(chain, ctrl, mapping, &xctrl->value); in uvc_ctrl_get()
1580 struct uvc_control_mapping *mapping; in uvc_ctrl_set() local
1587 ctrl = uvc_find_control(chain, xctrl->id, &mapping); in uvc_ctrl_set()
1594 switch (mapping->v4l2_type) { in uvc_ctrl_set()
1602 min = mapping->get(mapping, UVC_GET_MIN, in uvc_ctrl_set()
1604 max = mapping->get(mapping, UVC_GET_MAX, in uvc_ctrl_set()
1606 step = mapping->get(mapping, UVC_GET_RES, in uvc_ctrl_set()
1613 if (mapping->data_type == UVC_CTRL_DATA_TYPE_SIGNED) in uvc_ctrl_set()
1626 if (xctrl->value < 0 || xctrl->value >= mapping->menu_count) in uvc_ctrl_set()
1628 value = mapping->menu_info[xctrl->value].value; in uvc_ctrl_set()
1633 if (mapping->data_type == UVC_CTRL_DATA_TYPE_BITMASK && in uvc_ctrl_set()
1641 step = mapping->get(mapping, UVC_GET_RES, in uvc_ctrl_set()
1654 /* If the mapping doesn't span the whole UVC control, the current value in uvc_ctrl_set()
1658 if (!ctrl->loaded && (ctrl->info.size * 8) != mapping->size) { in uvc_ctrl_set()
1682 mapping->set(mapping, value, in uvc_ctrl_set()
2014 * Control and mapping handling
2042 * Add a control mapping to a given control.
2045 struct uvc_control *ctrl, const struct uvc_control_mapping *mapping) in __uvc_ctrl_add_mapping() argument
2054 map = kmemdup(mapping, sizeof(*mapping), GFP_KERNEL); in __uvc_ctrl_add_mapping()
2060 size = sizeof(*mapping->menu_info) * mapping->menu_count; in __uvc_ctrl_add_mapping()
2061 map->menu_info = kmemdup(mapping->menu_info, size, GFP_KERNEL); in __uvc_ctrl_add_mapping()
2074 "Adding mapping '%s' to control %pUl/%u.\n", in __uvc_ctrl_add_mapping()
2081 const struct uvc_control_mapping *mapping) in uvc_ctrl_add_mapping() argument
2090 if (mapping->id & ~V4L2_CTRL_ID_MASK) { in uvc_ctrl_add_mapping()
2091 uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', control " in uvc_ctrl_add_mapping()
2092 "id 0x%08x is invalid.\n", mapping->name, in uvc_ctrl_add_mapping()
2093 mapping->id); in uvc_ctrl_add_mapping()
2102 !uvc_entity_match_guid(entity, mapping->entity)) in uvc_ctrl_add_mapping()
2107 if (ctrl->index == mapping->selector - 1) { in uvc_ctrl_add_mapping()
2130 if (mapping->size > 32 || in uvc_ctrl_add_mapping()
2131 mapping->offset + mapping->size > ctrl->info.size * 8) { in uvc_ctrl_add_mapping()
2137 if (mapping->id == map->id) { in uvc_ctrl_add_mapping()
2138 uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', " in uvc_ctrl_add_mapping()
2140 mapping->name, mapping->id); in uvc_ctrl_add_mapping()
2149 uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', maximum " in uvc_ctrl_add_mapping()
2150 "mappings count (%u) exceeded.\n", mapping->name, in uvc_ctrl_add_mapping()
2156 ret = __uvc_ctrl_add_mapping(dev, ctrl, mapping); in uvc_ctrl_add_mapping()
2235 const struct uvc_control_mapping *mapping = uvc_ctrl_mappings; in uvc_ctrl_init_ctrl() local
2237 mapping + ARRAY_SIZE(uvc_ctrl_mappings); in uvc_ctrl_init_ctrl()
2265 for (; mapping < mend; ++mapping) { in uvc_ctrl_init_ctrl()
2266 if (uvc_entity_match_guid(ctrl->entity, mapping->entity) && in uvc_ctrl_init_ctrl()
2267 ctrl->info.selector == mapping->selector) in uvc_ctrl_init_ctrl()
2268 __uvc_ctrl_add_mapping(dev, ctrl, mapping); in uvc_ctrl_init_ctrl()
2336 struct uvc_control_mapping *mapping, *nm; in uvc_ctrl_cleanup_mappings() local
2338 list_for_each_entry_safe(mapping, nm, &ctrl->info.mappings, list) { in uvc_ctrl_cleanup_mappings()
2339 list_del(&mapping->list); in uvc_ctrl_cleanup_mappings()
2340 kfree(mapping->menu_info); in uvc_ctrl_cleanup_mappings()
2341 kfree(mapping); in uvc_ctrl_cleanup_mappings()